Bug Description

This will reduce the number of queries required by display_name calls over group admins on the find groups and my groups pages. Moving this into a separate function will also enable the same query to be used in other places such as the groupinfo block.

This will reduce the number of queries required by display_name calls
over group admins on the find groups and my groups pages. Moving this
into a separate function will also enable the same query to be used in
other places such as the groupinfo block.